package com.backpackerxl.blog.web.admin;

import com.backpackerxl.blog.model.Type;
import com.backpackerxl.blog.service.TypeService;
import com.backpackerxl.blog.vomodel.KeyWordsQuery;
import lombok.SneakyThrows;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.data.web.PageableDefault;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

/**
 * Author by：Backpackersxl
 * Date: 2021/5/6/006
 * Time: 0:00
 **/
@Controller
@RequestMapping("/admin")
public class TypeController {

    private final TypeService typeService;

    public TypeController(TypeService typeService) {
        this.typeService = typeService;
    }

    @GetMapping("/types")
    public String types(@PageableDefault(size = 5, sort = {"id"}, direction = Sort.Direction.DESC)
                        Pageable pageable,
                        Model model
    ) {
        model.addAttribute("page", typeService.listType(pageable));
        return "admin/type";
    }

    @PostMapping("/types/search")
    public String search(
            @PageableDefault(size = 5, sort = {"id"}, direction = Sort.Direction.DESC) Pageable pageable,
            KeyWordsQuery key, Model model) {
        model.addAttribute("page", typeService.listTypes(pageable, key));
        return "admin/type :: typeList";
    }

    @GetMapping("/type/input")
    public String input(Model model) {
        model.addAttribute("type", new Type());
        return "admin/type-input";
    }

    @GetMapping("types/{id}/input")
    public String editInput(@PathVariable Long id, Model model) {
        model.addAttribute("type", typeService.getType(id));
        return "admin/types-input";
    }

    @PostMapping("/types")
    public String post(Type type, BindingResult result, RedirectAttributes attributes, Model model) {
        Type type1 = typeService.getTypeByName(type.getName());
        System.out.println(type1);
        model.addAttribute("typname", "分类名称");
        if (type1 != null) {
            result.rejectValue("name", "nameError", "不能重复提交相同的分类");

        }
        if (result.hasErrors()) {
            return "redirect:/admin/type/input";
        }
        Type t = typeService.saveType(type);
        if (t == null) {
            attributes.addFlashAttribute("message", "新增失败");
        } else {
            attributes.addFlashAttribute("message", "新增成功");
        }
        return "redirect:/admin/types";
    }

    @SneakyThrows
    @PostMapping("/types/{id}")
    public String editPost(Type type, BindingResult result, @PathVariable Long id, RedirectAttributes attributes) {
        Type type1 = typeService.getTypeByName(type.getName());
        if (type1 != null) {
            result.rejectValue("name", "nameError", "不能重复提交相同的分类");
        }
        if (result.hasErrors()) {
            return "admin/type-input";
        }
        Type t = typeService.updateType(id, type);
        if (t == null) {
            attributes.addFlashAttribute("message", "更新失败");
        } else {
            attributes.addFlashAttribute("message", "更新成功");
        }
        return "redirect:/admin/types";
    }

    @GetMapping("/types/{id}/delete")
    public String deleteType(@PathVariable Long id, RedirectAttributes attributes) {
        typeService.deleteType(id);
        attributes.addFlashAttribute("message", "删除成功");
        return "redirect:/admin/types";
    }
}
